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Автор - NekitaRakov76708

памогите пж {14-2 11/12 ;7/18 };4 7/8

Ответ

Автор - IvanBlabla

Ответ:1 1/3

Пошаговое объяснение:

(14-2 11/12:7/18):4 7/8= 1 1/3

1) 2 11/12 : 7/18 = 35/12 * 18/7 = 5/2 * 3/1 = 15/2

2) 14 - 15/2 = 28/2 - 15/2 = 13/2

3) 13/2 : 4 7/8 = 13/2 : 39/8 = 13/2 * 8/39 = 1/1 * 4/3 = 4/3 = 1 1/3

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